#include <stdio.h>
#include<unistd.h>

int main(void){
	char *args[] = {"/bin/ls", NULL};
	printf("系统分配的进程号是:%d\n", getpid());
	if(execve("/bin/ls", args, NULL) < 0)
		printf("创建进程出错\n");
	return 0;
}